// custom variables
$nprogress-zindex: 3100;
$toastr-zindex: 9999;
// navigation
$navigation-zindex: 1001;
$index-z1: 1; //z-index值， 多用于页面底部
$index-z2: 100;
$index-z3: 101;
$index-body: 99;
.full-screen {
    width: 100%;
    height: 100%;
    position: absolute;
}